public class Test4{
    public static void main(String[] args) {
        System.out.println(testTest4());
    }
    private static String testTest4() {
        String a = "hello";
    try {
        a += "!";
        System.out.println("try:" + a);
        return a;
    } finally {
        a += "world";
        System.out.println("finally:" +a);
    }
    }
}